Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Michelle Yvette Holliday, PHD

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1255515839

Dr. Michelle Yvette Holliday, PHD is an Addiction (Substance Use Disorder) Psychologist in Oak Park, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1010 Lake St Ste 502A
Oak Park, IL 60301-1135
Phone: (708) 305-0026
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071007094 (IL)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X · Licence 071007094 (IL)
Health Psychologist Taxonomy 103TH0004X · Licence 071007094 (IL)

Record details

NPI number1255515839
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 19, 2007
Last updated in NPPESMay 8, 2023
Certification dateMay 8, 2023

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